Cfc core - Study guides, Class notes & Summaries

__are fluorocarbon refrigerants that cause no harm to stratospheric ozone. A.CFCS B.HCFCS C.HFCs D.HalonsTM - Answer- C 2.The Clean Air Act_. A.calls for the phaseout of PFC refrigerant production B.requires that all leaks be fixed within 30 days C.requires OSHA to set standards for the recovery of refrigerants prior to appliance disposal D.prohibits CFC/HCFC venting as of July 1,1992 - Answer- D 3.Refrigerant__is the type of contamination that is the most difficult for a reclaimi...

EPA 608 Core Test Sample Questions And Answers All Verified As of what date did it become unlawful to release Class 1 and Class II refrigerants to the atmosphere? a. July 1, 1992 b. July 1, 1993 c. November 14, 1994 d. January 1, 1996 - ANS a. July 1, 1992 What is the ozone layer and why is it important to us on Earth? a. Thin layer of R-22 in the atmosphere that filters UV. b. Protective shield for Earth from the sun's harmful ultraviolet (UV) rays in the stratosphere layer th...

EPA 608 CORE TEST EXAM 2024 WITH 100% CORRECT ANSWERS As of what date did it become unlawful to release Class 1 and Class II refrigerants to the atmosphere? a. July 1, 1992 b. July 1, 1993 c. November 14, 1994 d. January 1, 1996 - correct answer a. July 1, 1992 What is the ozone layer and why is it important to us on Earth? a. Thin layer of R-22 in the atmosphere that filters UV. b. Protective shield for Earth from the sun's harmful ultraviolent (UV) rays in the stratosphere la...

__are fluorocarbon refrigerants that cause no harm to stratospheric ozone. A.CFCS B.HCFCS C.HFCs D.HalonsTM - ANSWER-C 2.The Clean Air Act_. A.calls for the phaseout of PFC refrigerant production B.requires that all leaks be fixed within 30 days C.requires OSHA to set standards for the recovery of refrigerants prior to appliance disposal D.prohibits CFC/HCFC venting as of July 1,1992 - ANSWER-D 3.Refrigerant__is the type of contamination that is the most difficult for a reclaiming ...

__are fluorocarbon refrigerants that cause no harm to stratospheric ozone. A.CFCS B.HCFCS C.HFCs D.HalonsTM - ANSWER C 2.The Clean Air Act_. A.calls for the phaseout of PFC refrigerant production B.requires that all leaks be fixed within 30 days C.requires OSHA to set standards for the recovery of refrigerants prior to appliance disposal D.prohibits CFC/HCFC venting as of July 1,1992 - ANSWER D 3.Refrigerant__is the type of contamination that is the most difficult for a reclaiming ...

__are fluorocarbon refrigerants that cause no harm to stratospheric ozone. A.CFCS B.HCFCS C.HFCs D.HalonsTM - ANSWER C 2.The Clean Air Act_. A.calls for the phaseout of PFC refrigerant production B.requires that all leaks be fixed within 30 days C.requires OSHA to set standards for the recovery of refrigerants prior to appliance disposal D.prohibits CFC/HCFC venting as of July 1,1992 - ANSWER D 3.Refrigerant__is the type of contamination that is the most difficult for a reclaiming ...

EPA 608 CORE EXAM QUESTIONS AND ANSWERS 100% SOLVED What characteristic or characteristics of CFCs make them more likely than other chlorine compounds to reach the stratosphere? ️️Dont disolve iin water Each chlorine atom in the stratosphere can destroy how many ozone molecules? ️️100,000 ozone molecules Which refrigerant contains a CFC? R500, R12, R113 or R11? ️️Theyre all CFC's HYDROCHLORIC FLORICCARBON (HCFC) refrigerant contain? ️️Hydrogen, chlorine, flourine an...

EPA 608 study material including (Core, type 1, 2 and 3) questions and answers 100% pass a vacum pump should be connected as far away from the pump as possible a high capacity vacuum pump and short, large diameter hoses will dramatically reduce emissions, pressure drop, and evacuation/dehydration time ozone contains three oxygen atoms one chlorine atom can destroy 100,000 ozone molecules CFC's do not dissolve in water and do not breakdown into other compounds that dissolve in water CFC's c...

EPA SECTION 608 CORE (2021-2022 revision) A disposable cylinder should be reduced to what pressure before scrapping? a. 0 psig b. 20 psig c. 50 psig d. 80 psig A major system repair is being performed on a R-22 appliance. What CANNOT be done to recharge the appliance? a. Add R-22 after the repair is complete. b. Retrofit the unit to R-407C. c. Use recovered or recycled R-22 from the same owner. d. Top off the unit with R-410a. A refillable cylinder must not be filled above what ...

EPA 608 (Core, Type 1, Type 2, and Type 3) Exam Test Questions With Revised Correct Answers BEST UPDATED COMBINED SET!! The rupture disc is connected at the evaporator and is typically set to open at - ANSWER 15 PSIG The rupture disc is piped to the outdoors for venting - ANSWER ... When recharging a refridgeration system with CFC-11, 16.9 in. Hg. vacuum is necessary in the shells before charging with a liquid - ANSWER ... Under some conditions sight g...